• P.O. Box 513, Department of Mathematics and Computer Science

    5600 MB Eindhoven

    Netherlands

  • Groene Loper 5, MetaForum

    5612 AP Eindhoven

    Netherlands

Research Output 2009 2019

Filter
Conference contribution
2019

An experimental study of context-free path query evaluation methods

Kuijpers, J., Fletcher, G., Yakovets, N. & Lindaaker, T., 23 Jul 2019, Proceedings of the 31st International Conference on Scientific and Statistical Database Management, SSDBM 2019. Jimenez, I., Maltzahn, C. & Malik, T. (eds.). New York: Association for Computing Machinery, Inc, p. 121-132 12 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Context free grammars
Bioinformatics
Labels

GraDES-NDA 2019: joint international workshop on graph data management experiences & systems and network data analytics

Arora, A., Bhattacharya, A. & Fletcher, G., 25 Jun 2019, SIGMOD 2019 - Proceedings of the 2019 International Conference on Management of Data. New York: Association for Computing Machinery, Inc, p. 2064-2065 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Information management

Learning with delayed synaptic plasticity

Yaman, A., Iacca, G., Mocanu, D. C., Fletcher, G. H. L. & Pechenizkiy, M., 13 Jul 2019, GECCO 2019 - Proceedings of the 2019 Genetic and Evolutionary Computation Conference. New York: Association for Computing Machinery, Inc, p. 152-160 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Open Access
File
Plasticity
Neurons
Reinforcement
Activation
Neuron

On directly mapping relational databases to property graphs

Stoica, R., Fletcher, G. & Sequeda, J. F., 2019, Alberto Mendelzon Workshop on Foundations of Data Management (AMW2019): Proceedings of the 13th Alberto Mendelzon International Workshop on Foundations of Data Management, Asunción, Paraguay, June 3–7, 2019. Hogan, A. & Milo, T. (eds.). CEUR-WS.org, 4 p. 06. (CEUR Workshop Proceedings; vol. 2369)

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Open Access
File
Data structures
Information management
Semantics
Industry
2018
1 Citation (Scopus)

Clustering-structure representative sampling from graph streams

Zhang, J., Zhu, K., Pei, Y., Fletcher, G. & Pechenizkiy, M., 1 Jan 2018, Complex Networks and Their Applications VI : Proceedings of Complex Networks 2017 (The 6th International Conference on Complex Networks and Their Applications). Cherifi, C., Cherifi, H., Karsai, M. & Musulesi, M. (eds.). Dordrecht: Springer, p. 265-277 13 p. (Studies in Computational Intelligence; vol. 689)

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Sampling
Data storage equipment
Complex networks
Experiments
2 Citations (Scopus)

DyNMF: Role analytics in dynamic social networks

Pei, Y., Zhang, J., Fletcher, G. & Pechenizkiy, M., 1 Jan 2018, Proceedings of the 27th International Joint Conference on Artificial Intelligence, IJCAI 2018. Lang, J. (ed.). California: International Joint Conferences on Artificial Intelligence, p. 3818-3824 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Open Access
Factorization
Experiments
20 Citations (Scopus)

G-CORE a core for future graph query languages

Angles, R., Arenas, M., Barceló, P., Boncz, P., Fletcher, G., Gutierrez, C., Lindaaker, T., Paradies, M., Plantikow, S., Sequeda, J., van Rest, O. & Voigt, H., 27 May 2018, SIGMOD 2018 - Proceedings of the 2018 International Conference on Management of Data. Das, G., Jermaine, C., Eldawy, A. & Bernstein, P. (eds.). New York: Association for Computing Machinery, Inc, p. 1421-1432 12 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Query languages
Industry

Histogram domain ordering for path selectivity estimation

Yakovets, N., Wang, L., Fletcher, G. H. L., Taverner, C. & Poulovassilis, A., 2018, Proceedings of the 21st International Conference on Extending Database Technology (EDBT), March 26-29, 2018. OpenProceedings.org, p. 493-496

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Open Access
File
5 Citations (Scopus)

Limited evaluation cooperative co-evolutionary differential evolution for large-scale neuroevolution

Yaman, A., Mocanu, D. C., Iacca, G., Fletcher, G. & Pechenizkiy, M., 2 Jul 2018, GECCO 2018 - Proceedings of the 2018 Genetic and Evolutionary Computation Conference. Association for Computing Machinery, Inc, p. 569-576 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Open Access
File
Neural networks
Network architecture
Evolutionary algorithms
Neurons
1 Citation (Scopus)

Multi-strategy differential evolution

Yaman, A., Iacca, G., Coler, M., Fletcher, G. H. L. & Pechenizkiy, M., 4 Mar 2018, Applications of Evolutionary Computation: 21st International Conference, EvoApplications 2018, Parma, Italy, April 4-6, 2018, Proceedings. Sim, K. & Kaufmann, P. (eds.). Dordrecht: Springer, p. 617-633 (LNCS; vol. 10784)

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Sampling
2017

Declarative graph querying in practice and theory

Fletcher, G. H. L., Voigt, H. & Yakovets, N., 25 Mar 2017, Advances in database technology - EDBT 2017 : 20th International Conference on Extending Database Technology, Venice, Italy, March 21-24, 2017 : proceedings. Markt, V., Orlando, S., Mischang, B., Andritsos, P., Sattler, K-U. & Breß, S. (eds.). p. 598-601

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Open Access
Query languages
Query processing
Information management

gMark: schema-driven generation of graphs and queries (extended abstract)

Bagan, G., Bonifati, A., Ciucanu, R., Fletcher, G. H. L., Lemay, A. & Advokaat, N., 2017, 33rd IEEE International Conference on Data Engineering (ICDE). Piscataway: Institute of Electrical and Electronics Engineers, 63 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Query languages

Investigations on path indexing for graph databases

Sumrall, J. M., Fletcher, G. H. L., Poulovassilis, A., Svensson, J., Vejlstrup, M., Vest, C. & Webber, J., 1 Jan 2017, Euro-Par 2016: Parallel Processing Workshops - Euro-Par 2016 International Workshops, Revised Selected Papers. Dutot, P-F. & Desprez, F. (eds.). Cham: Springer, p. 532-544 13 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 10104 LNCS)

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Indexing
Path
Graph in graph theory
Loaders
Query processing
6 Citations (Scopus)

Landmark indexing for evaluation of label-constrained reachability queries

Valstar, L. D. J., Fletcher, G. H. L. & Yoshida, Y., 2017, Proceedings of the 2017 ACM SIGMOD International Conference on Management of Data (SIGMOD 2017) . Association for Computing Machinery, Inc, p. 345-358

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Labels
Query languages
Experiments
1 Citation (Scopus)

Stability notions in synthetic graph generation: a preliminary study

van Leeuwen, W., Fletcher, G. H. L., Yakovets, N. & Bonifati, A., 25 Mar 2017, Advances in database technology - EDBT 2017 20th International Conference on Extending Database Technology, Venice, Italy, March 21-24, 2017 : proceedings. Markl, V., Orlando, S. & Mitschang, B. (eds.). Konstanz: University of Konstanz, p. 486-489 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Open Access
File
Query processing
Scalability
Structural properties
Processing
2 Citations (Scopus)

TASWEET : optimizing disjunctive regular path queries in graph databases

Abul-Basher, Z., Yakovets, N., Godfrey, P., Ghajar-Khosravi, S. & Chignell, M. H., 25 Mar 2017, 20th International Conference on Extending Database Technology, 21-24 march 2017, Venice, Italy. p. 470-473 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Open Access
File

WIREFRAME: two-phase, cost-based optimization for conjunctive regular path queries

Godfrey, P., Yakovets, N., Abul-Basher, Z. & Chignell, M. H., 2017, AMW 2017: Alberto Mendelzon Workshop on Foundations of Data Management and the Web: Proceedings of the 11th Alberto Mendelzon International Workshop on Foundations of Data Management and the Web, Montevideo, Uruguay, June 7-9, 2017. Reutter, J. & Srivastava, D. (eds.). CEUR-WS.org, 4 p. (CEUR Workshop Proceedings; no. 1912)

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Open Access
File
Costs
Planning
2016
2 Citations (Scopus)

Adaptive web-based educational application for autistic students

Montes Garcia, A., Stash, N., Fabri, M., De Bra, P. M. E., Fletcher, G. H. L. & Pechenizkiy, M., 2016, Extended Proceedings of Hypertext 2016, Halifax, Canada. Koidl, K. & Steichen, B. (eds.). American Mathematical Society

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Open Access
File
7 Citations (Scopus)

Efficient regular path query evaluation using path indexes

Fletcher, G. H. L., Peters, J. & Poulovassilis, A., 1 Jan 2016, Advances in Database Technology - EDBT 2016: 19th International Conference on Extending Database Technology, Proceedings. Manolescu, I., Pitoura, E., Marian, A., Maabout, S., Tanca, L., Koutrika, G. & Stefanidis, K. (eds.). Konstanz: OpenProceedings.org, p. 636-639 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Open Access
File
Demonstrations

Empirical evaluation of guarded structural indexing

Agterdenbos, E., Fletcher, G. H. L., Chan, C. Y. & Vansummeren, S., 1 Jan 2016, Advances in Database Technology - EDBT 2016: 19th International Conference on Extending Database Technology, Proceedings. Manolescu, I., Pitoura, E., Marian, A., Maabout, S., Tanca, L., Koutrika, G. & Stefanidis, K. (eds.). OpenProceedings.org, p. 714-715 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Open Access
File

Node classification in dynamic social networks

Pei, Y., Zhang, J., Fletcher, G. H. L. & Pechenizkiy, M., 2016, Proceedings of AALTD 2016: 2nd ECMLPKDD International Workshop on Advanced Analytics and Learning on Temporal Data, 19 September 2016, Riva del Garda, Italy. p. 1-8

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

No users no dataspaces! Query-driven dataspace orchestration

Fletcher, G. H. L. & Mandreoli, F., 2016, 24th Italian Symposium on Advanced Database Systems (SEBD).

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

2 Citations (Scopus)

On structure preserving sampling and approximate partitioning of graphs

van Heeswijk, W., Fletcher, G. H. L. & Pechenizkiy, M., 2016, SAC '16 Proceedings of the 31st Annual ACM Symposium on Applied Computing, 4-8 April 2016, Pisa, Italy. New York: Association for Computing Machinery, Inc, p. 875-882

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

6 Citations (Scopus)

Structural measures of clustering quality on graph samples

Zhang, J., Fletcher, G. H. L., Pei, Y. & Pechenizkiy, M., 2016, 2016 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining (ASONAM). Piscataway: Institute of Electrical and Electronics Engineers, p. 345-348

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Sampling
Experiments

WiBAF into a CMS: personalization in learning environments made easy

Montes Garcia, A., Stash, N., Fabri, M., De Bra, P., Fletcher, G. H. L. & Pechenizkiy, M., 2016, UMAP 2016 Extended Proceedings. Late-breaking Results, Posters, Demos, Doctoral Consortium and Workshops Proceedings of the 24th ACM Conference on User Modeling, Adaptation and Personalisation (UMAP 2016), Halifax, Canada, July 13-16, 2016. Cena, F., Desmarais, M., Dicheva, D. & Zhang, J. (eds.). CEUR-WS.org, p. 57-62 (CEUR Workshop Proceedings; vol. 1618)

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Students
Navigation
Personnel
Feedback
2015
1 Citation (Scopus)

An extensible framework for query optimization on triplet-based RDF stores

Wolff, B. G. J., Fletcher, G. H. L. & Lu, J. J., 2015, Proceedings of the Workshops of the EDBT/ICDT 2015 Joint Conference (Brussels, Belgium, March 27, 2015). Alonso, G., Fischer, P. M. & Geerts, F. (eds.). s.l.: CEUR-WS.org, p. 1-7 31. (CEUR Workshop Proceedings; vol. 1330)

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Data structures
Query processing
Statistics
Engines
Processing
9 Citations (Scopus)

Efficient and scalable trie-based algorithms for computing set containment relations

Luo, Y., Fletcher, G. H. L., Hidders, A. J. H. & De Bra, P. M. E., 2015, 2015 IEEE 31st International Conference on Data Engineering (ICDE, Seoul, South Korea, April 13-17, 2015). Piscataway NJ: Institute of Electrical and Electronics Engineers, p. 303-314

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Information management
Data mining
Hardware
Data storage equipment
Experiments
3 Citations (Scopus)

Relative expressive power of downward fragments of navigational query languages on trees and chains

Hellings, J. A. J., Fletcher, G. H. L., Gyssens, M., Wu, Y., Van Gucht, D., Van den Bussche, J. & Vansummeren, S., 2015, 15th Symposium on Data Base Programming Languages (DBPL), 27 October 2015, Pittsburgh, Pennsylvania. 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Open Access
File
2014
5 Citations (Scopus)

A DSL based on CSS for hypertext adaptation

Montes Garcia, A., De Bra, P. M. E., Fletcher, G. H. L. & Pechenizkiy, M., 2014, 25th ACM Conference on Hypertext and Social Media (HT'14, Santiago, Chile, September 1-4, 2014). New York NY: Association for Computing Machinery, Inc, p. 313-315

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Hypermedia systems
DSL
Recommender systems
Adaptive systems
1 Citation (Scopus)

On reflection in linked data management

Fletcher, G. H. L., 2014, 5th International Workshop on Data Engineering meets the Semantic Web (DESWeb 2014, Chicago IL, USA, March 31, 2014). Piscataway: Institute of Electrical and Electronics Engineers, p. 269-271

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Metadata
Information management
Query languages
Data structures

Principles of guarded structural indexing

Picalausa, F., Fletcher, G. H. L., Hidders, A. J. H. & Vansummeren, S., 2014, 17th International Conference on Database Theory (ICDT'14, Athens, Greece, 24-28 March, 2014). OpenProceedings.org, p. 245-256

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Query languages
XML
2013
7 Citations (Scopus)

Bisimulation reduction of big graphs on MapReduce

Luo, Y., Lange, de, Y., Fletcher, G. H. L., De Bra, P. M. E. & Hidders, A. J. H., 2013, Big Data (29th British National Conference on Databases, BNCOD 2013, Oxford, UK, July 8-10, 2013. Proceedings). Gottlob, G., Grasso, G., Olteanu, D. & Schallhart, C. (eds.). Berlin: Springer, p. 189-203 (Lecture Notes in Computer Science; vol. 7968)

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Data storage equipment
Query processing
Distributed computer systems
Information management
Labeling
2 Citations (Scopus)

Efficient processing of containment queries on nested sets

Ibrahim, A. & Fletcher, G. H. L., 2013, Proceedings of the 16th International Conference on Extending Database Technology (EDBT'13, Genoa, Italy, May 18-22, 2013). New York NY: Association for Computing Machinery, Inc, p. 227-238

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Processing
Query processing
XML
Information management
Semantics
12 Citations (Scopus)

External memory K-bisimulation reduction of big graphs

Luo, Y., Fletcher, G. H. L., Hidders, A. J. H., Wu, Y. & De Bra, P. M. E., 2013, Proceedings of the 22nd ACM International Conference on Information and Knowledge Management (CIKM'13, Burlingame CA, USA, October 27-November 1, 2013). New York: Association for Computing Machinery, Inc, p. 919-928

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Data storage equipment
Partitions (building)
Directed graphs
Sorting
Costs
11 Citations (Scopus)

On bridging relational and document-centric data stores

Roijackers, J. & Fletcher, G. H. L., 2013, Big Data (29th British National Conference on Databases, BNCOD 2013, Oxford, UK, July 8-10, 2013. Proceedings). Gottlob, G., Grasso, G., Olteanu, D. & Schallhart, C. (eds.). Berlin: Springer, p. 135-148 (Lecture Notes in Computer Science; vol. 7968)

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Query processing
Personnel
Big data
7 Citations (Scopus)

Regularities and dynamics in bisimulation reductions of big graphs

Luo, Y., Fletcher, G. H. L., Hidders, A. J. H., De Bra, P. M. E. & Wu, Y., 2013, First International Workshop on Graph Data Management Experiences and Systems (GRADES'13, New York NY, USA, June 23, 2013; co-located with SIGMOD/PODS'13). New York NY: Association for Computing Machinery, Inc, p. 13/1-6

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Systems analysis

Search on graphs : theory meets engineering

Wu, Y. & Fletcher, G. H. L., 2013, Web Technologies and Applications (15th Asia-Pacific Web Conference, APWeb 2013, Sydney, Australia, April 4-6, 2013. Proceedings). Ishikawa, Y., Li, J., Wang, W., Zhang, R. & Zhang, W. (eds.). Berlin: Springer, p. 3-6 (Lecture Notes in Computer Science; vol. 7808)

Research output: Chapter in Book/Report/Conference proceedingConference contributionProfessional

Graph theory
Query languages
Information management
Explosions
Availability

What we talk about when we talk about graphs (Abstract)

Fletcher, G. H. L., 2013, Proceedings of the Joint EDBT/ICDT 2013 Workshops (Genoa, Italy, March 18-22, 2013). New York NY: Association for Computing Machinery, Inc, p. 184-184

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Query languages
Information management
Linguistics
Data structures
Concretes
2012
23 Citations (Scopus)

A structural approach to indexing triples

Picalausa, F., Luo, Y., Fletcher, G. H. L., Hidders, A. J. H. & Vansummeren, S., 2012, The Semantic Web : Research and Applications (9th Extended Semantic Web Conference, ESWC 2012, Heraklion, Crete, Greece, May 27-31, 2012. Proceedings). Simperl, E., Cimiano, P., Polleres, A., Corcho, O. & Presutti, V. (eds.). Berlin: Springer, p. 406-421 (Lecture Notes in Computer Science; vol. 7295)

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Query processing
Information management
Semantic Web
XML
15 Citations (Scopus)

Efficient external-memory bisimulation on DAGs

Hellings, J., Fletcher, G. H. L. & Haverkort, H. J., 2012, Proceedings of the 31st ACM SIGMOD International Conference on Management of Data (Scottsdale AZ, USA, May 20-24, 2012). New York NY: Association for Computing Machinery, Inc, p. 553-564

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Data storage equipment
XML
Equivalence classes
Taxonomies
World Wide Web
6 Citations (Scopus)

The impact of transitive closure on the Boolean expressiveness of navigational query languages on graphs

Fletcher, G. H. L., Gyssens, M., Leinders, D., Van den Bussche, J., Van Gucht, D., Vansummeren, S. & Wu, Y., 2012, Foundations of Information and Knowledge Systems (7th International Symposium, FoIKS 2012, Kiel, Germany, March 5-9, 2012. Proceedings). Lukasiewicz, T. & Sali, A. (eds.). Berlin: Springer, p. 124-143 (Lecture Notes in Computer Science; vol. 7153)

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Query languages
Chemical analysis

WIDM'12: The 12th International Workshop on Web

Fletcher, G. H. L. & Mitra, P., 2012, WIDM'12: The 12th International Workshop on Web Information and Data Management (co-located with CIKM'12, October 29 - November 2, 2012, Maui, HI, USA). New York NY: Association for Computing Machinery, Inc, p. 2778-2779

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademic

Information management
2011
3 Citations (Scopus)

Efficient RDFS entailment in external memory

Haffmans, W. J. & Fletcher, G. H. L., 2011, On the Move to Meaningful Internet Systems: OTM 2011 Workshops (Hersonissos, Crete, Greece, October 17-21, 2011. Proceedings). Meersman, R., Dillon, T. & Herrero, P. (eds.). Berlin: Springer, p. 464-473 (Lecture Notes in Computer Science; vol. 7046)

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Data storage equipment
Costs
26 Citations (Scopus)

Relative expressive power of navigational querying on graphs

Fletcher, G. H. L., Gyssens, M., Leinders, D., Van den Bussche, J., Van Gucht, D., Vansummeren, S. & Wu, Y., 2011, 14th International Conference on Database Theory (ICDT'11, Uppsala, Sweden, March 21-23, 2011). Milo, T. (ed.). New York NY: Association for Computing Machinery, Inc, p. 197-207 (ACM International Conference Proceeding Series)

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Query languages
Chemical analysis
2010
4 Citations (Scopus)

Constraint processing in relational database systems: From theory to implementation

Lu, J. J., Siva, S., Parekh, O., Fletcher, G. H. L. & Zhang, H., 2010, Proceedings 25th ACM Symposium on Applied Computing (SAC'10, Sierre, Switzerland, March 22-26, 2010). Shin, S. Y., Ossowski, S., Schumacher, M., Palakal, M. J. & Hung, C. C. (eds.). New York NY: Association for Computing Machinery, Inc, p. 2066-2070

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Relational database systems
Processing
Constraint satisfaction problems
Availability
Data storage equipment
2009
31 Citations (Scopus)

Scalable indexing of RDF graphs for efficient join processing

Fletcher, G. H. L. & Beck, P. W., 2009, Proceedings 18th ACM Conference on Information and Knowledge Management (CIKM2009, Hong Kong, November 2-6, 2009). Cheung, DW-L., Song, I-Y., Chu, W., Hu, X. & Lin, J. (eds.). New York: Association for Computing Machinery, Inc, p. 1513-1516

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Query processing
Atoms
Processing
Data structures
Costs

Thinking about computational thinking

Lu, J. J. & Fletcher, G. H. L., 2009, Proceedings of the 40th SIGCSE Technical Symposium on Computer Science Education (SIGCSE 2009, Chattanooga TN, USA, March 4-7, 2009). Fitzgerald, S., Guzdial, M., Lewandowski, G. & Wolfman, S. A. (eds.). New York: Association for Computing Machinery, Inc, p. 260-264

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

programming
computer science
Teaching
information process
student
9 Citations (Scopus)

Towards a theory of search queries

Fletcher, G. H. L., Van den Bussche, J., Van Gucht, D. & Vansummeren, S., 2009, Database Theory - ICDT 2009 (12th International Conference, St. Petersburg, Russia, March 23-25, 2009, Proceedings). Fagin, R. (ed.). New York: Association for Computing Machinery, Inc, p. 201-211 (ACM International Conference Proceeding Series; vol. 361)

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Information retrieval
Information management
Algebra
Data structures

Towards well-behaved schema evolution

Chirkova, R. & Fletcher, G. H. L., 2009, Proceedings Twelfth International Workshop on the Web and Databases (WebDB2009, Providence, RI, USA, June 28,2009). p. 1-6

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Data structures
Knowledge representation
Metadata
Semantics
Polynomials